US. NAVY SEABEEs during the Vietnam War:
4th Seabee Battalion:
. During its third deployment, the Battalion was tasked with essential construction projects along the coast and on Highway 1. At Quang Tri and Camp Evans, the battalion built facilities for Commander, Naval Forces Vietnam. when that was done approximately half the battalion redeployed to the Da Nang area while the other half went to the region of Phu Bai. Projects at Phu Bai included constructing aircraft revetments, laying 85,000 square feet (7,900 m2) of Marsden matting for the airstrip and the installation of 18 miles (29 km) of an eight-inch (203 mm) fuel line from Wunder Beach to Quang Tri combat base.